Mockito.when(serviceMocked.result(Mockito. Mockito 2 tutorial for beginners: Argument Captor. This way, we can provide additional JUnit assertions for our tests. ArgumentCaptor is used with Mockito verify() methods to get the arguments passed when any method is called. With stubbing, we should use an ArgumentMatcherinstead. Mockito ArgumentCaptor is used to capture arguments for mocked methods. To clarify, in Mockito, this generally means avoiding using an ArgumentCaptor with Mockito.when. This is used to verify the arguments passed to a stubbed method. Although we can use an ArgumentCaptor with stubbing, we should generally avoid doing so. Example of Mockitos argumentCaptor Dev First, prepare the argument captor : Second, verify the call to the dependent on component (collaborator of subject. What if for some particular UUID value we wanted a different result? Should be fairly easy if you are familiar with Mockito:įinal UUID toBeTested = UUID.randomUUID() Mockito Magic An overview of Mockito Qualities of unit testing Drinking Mockito Verifying redundant invocation The argument matcher Throwing exceptions Consecutive calls. The argument of the result method, was mocked with anåollection() method this means that no matter what Collection we pass in, the result will always be âAny_Collectionâ. Mockito.when(serviceMocked.result(Mockito.anåollection())).thenReturn("Any_Collection") MyService serviceMocked = Mockito.mock(MyService.class) public class ArgumentCaptor extends Object Use it to capture argument values for further assertions. List invocationArgs captor.getAllValues() The same approach is used for capturing varargs.It returns a String based on the incoming Collection. For cases of multiple invocations of mocked method to receive all invocation arguments. Suppose you have a Service, a very dumb one:
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |